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WO/2022/095099A1 |
A method for preparing a multi-scale cellulose nanofiber-based high efficiency air filter material. The method for preparing a multi-scale cellulose nanofiber-based high efficiency air filter material comprises the following steps: cellu...
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WO/2022/097295A1 |
The present invention provides a separation module whereof the clogging can be suppressed. In order to solve this problem, the separation module 40, which separates a fluid T from a fluid L1 subjected to separation, comprises: a filter 1...
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WO/2022/098528A1 |
A filter having antibacterial activity is provided. The filter comprises at least one layer of polymer nanofibers and antibacterial particles positioned on or within the at least one layer of polymer nanofibers, wherein the antibacterial...
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WO/2022/097532A1 |
A filter (1) of the present invention is characterized by being formed from a spunbonded nonwoven fabric and having a plurality of top parts (10) and inclined parts (20) present between one top part (10) and another top part (10) in a cr...
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WO/2022/095097A1 |
A method for preparing a fully biodegradable high-efficiency air composite filter material. The preparation method comprises the following steps: preparing a plant fiber dispersion, preparing original refined plant fibers, preparing a pl...
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WO/2022/096175A1 |
The invention relates to a filtering face piece comprising at least one air-permeable textile sheet material, the textile sheet material being finished with at least one antimicrobial biopolymer.
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WO/2022/090007A1 |
The invention relates to a method for producing a filter device (1) for filtering a hydrophilic liquid, comprising a flat filter element (10) which is permeable to the liquid, wherein the filter element (10) has a delimited filter region...
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WO/2022/093889A1 |
Provided is graphene-based personnel protection equipment (PPE) product, comprising: (a) a fabric, clothing, face shield, face mask, or glove body configured to support graphene sheets; and (b) graphene sheets deposited on a surface of t...
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WO/2022/090618A1 |
The present invention relates to removal of particles from air by filtration. More specifically, the present invention relates to an active air filter layer comprising detonation nanodiamonds and to air filter constructs comprising such ...
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WO/2022/093620A1 |
An improved technology for inactivation of viruses, for example the SARS-CoV-2 virus that is causing the Covid–19 pandemic, is described. The technology can include a device that includes a substrate coated in a polymer that is infused...
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WO/2022/092161A1 |
The provided filter pleat pack includes an air filter filtration material provided with a first fluororesin porous membrane and a first air-permeable support layer. The first air-permeable support layer is positioned on the downstream si...
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WO/2022/090607A1 |
The invention relates to a filter construct (10) and to an air filter device (1, 100). The filter construct having an upstream side (12) and a downstream side (14), the upstream side (12) being provided to be arranged towards an incoming...
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WO/2022/084413A1 |
The invention generally relates to foam ceramics (3) and filters comprising such a foam ceramic, and to a method for manufacturing foam ceramics and filters comprising or made of such a foam ceramic. Another aspect relates to the use of ...
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WO/2022/086526A1 |
The method and materials of this invention make possible improved and faster techniques for organic-aqueous extractions and chemical reaction workups. The improved specialized sponge, coated or uncoated, with various pore sizes, extracts...
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WO/2022/086705A1 |
A filter regeneration apparatus for regenerating one or more filters is provided. The filter regeneration apparatus includes a main tank including a panel holder configured to receive a panel including one or more filters, a branch pipe ...
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WO/2022/086179A1 |
A super-hydrophilic surface treatment method for a filter medium of an oil/water-separating filter, according to the present invention, comprises the steps of: preparing a filter medium or a filtration filter comprising the filter medium...
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WO/2022/082290A1 |
The present invention patent relates to a method for obtaining a bactericidal, fungicidal and antiviral filter element manufactured from a polylactic acid (PLA) composite in an organic solution containing silver nanoparticles (AgNP), use...
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WO/2022/086458A1 |
The present invention provides a filter apparatus (2) of industrial type for reducing turbidity and suspended solids in a liquid, comprising a filter housing (23), a filter screen (1) of hollow shape concentrically located in said filter...
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WO/2022/080561A1 |
The present invention relates to a multi-layer knitted fabric and uses thereof and, more particularly, to a multi-layer knitted fabric having an improved electrostatic filter function and uses thereof. By making a surface space wider tha...
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WO/2022/034986A9 |
A disclosed system for recycling waste heat by using a solid fuel incinerator comprises: a solid fuel incinerator which incinerates waste solid fuel supplied therein, and which discharges the exhaust gas generated during incineration; a ...
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WO/2022/078691A1 |
Disclosed is the use of an active ingredient comprising a plurality of particles having a core of metallic copper with an electrically conductive coat- ing comprising silver for inactivating infection- transmitting micro-organisms. An ai...
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WO/2022/074951A1 |
The present invention achieves a three-dimensional shaped object that has both characteristics derived from a high degree of density and characteristics derived from a low degree of density, and has high strength. A three-dimensional sha...
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WO/2022/074611A1 |
A filter sheet media (1) for air/gas filtering applications fulfilling the criteria of standard EN779:2012 class M6 filter media, the filter sheet media (1) comprises: a first group of glass fibers (20) having a fiber diameter in a range...
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WO/2022/074384A1 |
The present invention relates to an antimicrobial facemask, use of the antimicrobial facemask and a process for manufacture of the facemask.
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WO/2022/076248A1 |
A liquid filtration system is provided. The filtration system includes a filter head and a filter cartridge configured to be removably coupled to the filter head. The filter cartridge includes a shell housing and a filter element. The sh...
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WO/2022/075416A1 |
The present invention mainly enables the achievement of a photocatalyst filter that achieves a good balance between deodorization effect and pressure loss by using a novel filter base material (a porous metal body). The present inventi...
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WO/2022/075381A1 |
This fiber nonwoven fabric includes a fiber containing aromatic polyether ketone, wherein the coefficient of variation in the fiber diameter of the fiber is at most 100%.
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WO/2022/071019A1 |
The adsorption filter according to the present invention is formed from a molded body including activated carbon and a binder, the pore volume of pores having a diameter of 10 μm or greater in terms of the volume of the adsorption filte...
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WO/2022/064332A1 |
A method of filtering particles is disclosed. The method includes providing a first filter layer. The first filter layer includes a polyolefin polymer and an electret material and the method further includes providing a second filter lay...
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WO/2022/065516A1 |
Provided is an air filter filtering medium comprising a fluororesin porous membrane and further comprising a glass filtering medium layer, wherein the glass filtering medium layer and the fluororesin porous membrane are arranged in this ...
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WO/2022/064056A1 |
The present invention relates to a synthetic filter material, which consists of stone chips, one or more oxides or hydroxides of Fe, La, and/or Al, cement, a rapid-hardening agent and water, and can be used as a filter material for soil ...
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WO/2022/065517A1 |
Provided is an air filter filtering medium comprising a fluorine resin porous membrane, wherein: a collection layer and an air-permeable adhesive layer are further provided; and the collection layer, the air-permeable adhesive layer, and...
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WO/2022/065307A1 |
Provided is a filter having a high classification characteristic and a method for manufacturing the filter. This filter comprises a mesh-like sieve part 10 which is woven using a wire material 20A formed of a predetermined resin so that ...
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WO/2022/063470A1 |
Described is an inherently stable, flow-porous filter element for filtering foreign substances out of a gas flow, comprising a filter element made of plastic having an inflow side and an opposite outflow side, wherein: a surface filtrati...
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WO/2022/067180A1 |
Embodiments disclosed herein relate to a pleated filter element having filter media having a downstream layer of filter material and an upstream layer of fibers. A spacing structure defines a void space between the upstream layer of fibe...
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WO/2022/063974A1 |
The present application relates to a face mask comprising a layer of microfiber material.
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WO/2022/065694A1 |
The present invention relates to a lip view mask through which the shape of the mouth can be seen, and to a method for manufacturing same. The lip view mask of the present invention comprises: a main body part comprising a cross-exposing...
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WO/2022/062618A1 |
An air filter net. An antimicrobial composition is attached onto a filter material; the antimicrobial composition contains an antimicrobial agent, a porous carrier, a stabilizer, a surfactant, and an adhesive; the antimicrobial compositi...
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WO/2022/065626A1 |
The present invention relates to an underground pollutant treatment apparatus using wind energy, and the underground pollutant treatment apparatus using wind energy according to the present invention identifies the concentration of heavy...
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WO/2022/065515A1 |
The provided air filter filtration member comprises a fluororesin porous membrane, and furthermore comprises a collection layer, an air-permeable adhesive layer, and an air-permeable support layer in addition to the fluororesin porous me...
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WO/2022/060248A1 |
The invention relates to the field of mechanical engineering, and more particularly to filtering elements for use in filters for purifying liquid media. Proposed is a filtering element for filtering a liquid which is made of metal and is...
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WO/2022/061020A2 |
The disclosure relates to membranes and membranes systems for the separation of trace components in a fluid mixture.
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WO/2022/059413A1 |
The present invention addresses the problem of providing: a calendered nonwoven fabric which has moderately fine communicated pores and therefore can filtrate a substance having a submicron size; and a method for producing the calendered...
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WO/2022/059497A1 |
A nickel-chromium porous body according to the present invention, which has a backbone having a three-dimensional net-like structure, in which a thicker nickel-chromium film region and a thinner nickel-chromium film region which constitu...
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WO/2022/059494A1 |
A nickel-chromium porous body having a skeleton that has a three-dimensional mesh structure, wherein: the skeleton has a hollow interior, and has a main metal layer and surface oxide layers formed on both surface sides of the main metal ...
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WO/2022/059491A1 |
A porous metal body according to the present invention has a three-dimensional network skeleton, a polygonal bottom face, and a curved shape that extends from the bottom face towards an apex, the length of one side of the bottom face bei...
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WO/2022/053075A1 |
The invention discloses a thermally comfortable PM2.5-proof nanofiber mask filter element and a manufacturing method therefor, comprising an infrared light transmitting inner layer filter element (5) on the side near to the skin, and a v...
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WO/2022/054378A1 |
A nonwoven fabric having high filtration performance, a method for manufacturing said nonwoven fabric, and a liquid filter are provided. At a nonwoven fabric manufacturing facility (15), a fiber (11) formed by applying a voltage betwee...
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WO/2022/056295A1 |
The invention provides fabrics that incorporate protease enzymes that inactivate viruses and bacteria. The fabrics of the invention may be used in the production of various items of self-sterilizing protective equipment including protect...
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WO/2022/049383A1 |
A composition comprising amorphous silica having a Group I metal content of 500 to 2500ppm and having 2 to 7.6 silanol groups per nm2 is described. Uses and methods are also described.
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